1956 BSA M21 Plunger
#1 Concours condition#1 Concours
#2 Excellent condition#2 Excellent
#3 Good condition#3 Good
#4 Fair condition#4 Fair
Let us watch the market for you
We update the Hagerty Price Guide each quarter. Sign up for alerts and we'll notify you about value changes for the cars you love.
How do we calculate these prices?
With an experienced team and a lot of data.
Search vehicles on Hagerty Marketplace
More 1956 BSA M21 Plunger values
Generate a PDF report
Keep a copy in your records or to share with others later
Find more values
Search for prices of other cars, trucks, vans and motorcycles
Protect your 1956 BSA M21 from the unexpected.
Better coverage built for classics at a price you can afford. Online quotes are fast and easy.
Hagerty Insider Newsletter
Your weekly dose of auction reports, market analysis, and more.